Marg Helgenberger
Acting
Born: 1958-11-16 in Fremont, Nebraska, USA
Biography
Mary Marg Helgenberger (born November 16, 1958) is an American actress. She began her career in the early 1980s and first came to attention for playing the role of Siobhan Ryan on the daytime soap opera Ryan's Hope from 1982 to 1986. She is best known for her role as Catherine Willows in the CBS police procedural drama CSI: Crime Scene Investigation (2000–13) and the subsequent TV movie Immortality (2015). She reprised the role in the sequel CSI: Vegas (2022–present). Helgenberger is also known for playing the role of K.C. Koloski in the ABC drama China Beach (1988–91), which earned her the 1990 Emmy Award for Outstanding Supporting Actress in a Drama Series. She is also known for roles in the TV series Under the Dome and Intelligence, and the films Species (1995), Species II (1998), Erin Brockovich (2000), and Mr. Brooks (2007). Description above from the Wikipedia article Marg Helgenberger, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Known For
Bad Boys
Alison Sinclair
Under the Dome
Christine Price
Erin Brockovich
Donna Jensen
Mr. Brooks
Emma Brooks
Species
Dr. Laura Baker
A Dog's Journey
Hannah Montgomery
CSI: Crime Scene Investigation
Catherine Willows
Tales from the Crypt
Vicki
ER
Karen Hines
Frasier
Emily
Species II
Dr. Laura Baker
In Good Company
Ann
King of the Hill
Mrs. Hanover / Pretty Student (voice)
Always
Rachel
Wonder Woman
Hera (voice)
Fire Down Below
Sarah Kellogg
CSI: Vegas
Catherine Willows
RuPaul's Drag Race
Self - Guest Judge
Almost Friends
Samantha
Intelligence
Lillian Strand
The Tommyknockers
Bobbi Anderson
My Fellow Americans
Joanna (uncredited)
The Ellen DeGeneres Show
Self
The Cowboy Way
Margarette
Late Night with Conan O'Brien
Self - Guest
Matlock
Victoria Rollins / Laura Norwood
All Rise
Lisa Benner
The View
Self
The Price Is Right
Self
The Larry Sanders Show
Susan Elliot
CSI: Immortality
Catherine Willows
After Midnight
Alex (segment "All Night Operator")
LIVE with Kelly and Mark
Self - Guest
The Last Time I Committed Suicide
Lizzy
Columbus Day
Alice
This Changes Everything
Self
China Beach
KC Koloski
Spenser: For Hire
Nancy Kettering
thirtysomething
Lethal Vows
Ellen Farris